In the Lord of the Rings movies, Elves appear to be much taller than humans, but also much thinner. Dwarves appear to be much shorter than humans, but much stockier. Discuss this in light of what you know about scaling in animals, and calculate something about the Elves, or Dwarves, or both, to make your point

Why are opposing curves important when drawing the legs of a character carrying heavy weight on their back? Explain your answer with an image from the web make sure to cite it.

In a lab practical, you assessed the jumping performance of a locust by measuring the distance jumped. You also measured the speed of extension movements of the tibia of a locust’s isolated hind leg that were elicited by brief electrical stimuli that you delivered to the extensor tibiae muscle through fine electrodes. Briefly explain how these two experiments together shed light on the mechanisms permitting locusts to jump further than one metre despite their small size.

The Muslim scholar Abu Ali al-Hussain Ibn Abdullah Ibn Sina (Avicenna) recorded which of the following criticisms that the Christian philosopher John Philoponus had made against Aristotle? that the velocity of a falling object is not faster for heavier objects, but is independent of its weight that the chambers of the human heart, and its major blood vessels, are separated by four valves that the human stomach is not merely breaking food down mechanically, but is “concocting” food that the human heart contains four chambers, not merely three chambers (like the amphibians) that the loss of a large volume of blood in humans does not cause a strong pulse, but a weak pulse